To extend the service life, please try to install the device in a place where vibration is weak;
To ensure normal heat dissipation, do not install the device in a poorly-ventilated area (such as trunk), and also keep about 15 cm away from other objects on the same level;
The device shall be horizontally installed and protected against water, humidity and lightning; in addition, keep the vehicle still during installation to prevent damage to the device due to falling off;
To ensure safe operation, keep the device, camera, cables and other accessories out of reach of passengers and driver.

Avoid Electric Shock and Fire

8V-36V DC power supply is used for this device. Please note the positive and negative terminals during connection to prevent short circuit;
Please power the device off before connecting any peripheral ;
Do not touch the power supply and the device with wet hands;
Do not spray liquid on the device to prevent internal short circuit or fire;
Do not place any other device directly on top of the camera;
Do not disassemble the housing without authorization to avoid damage or electric shock;

Function		VM-3504-HD
System	Language	English / Chinese
	Operation Interface	Graphical User Interface(OSD menu)
	Password Security	2 Levels: Administrator & User
Video	Video Input	A:Supports 4 channels CIF/HD1/D1/960H camera Video input B:Supports 4 channels 720P AHD camera Video input C:Supports 2-CH 720P AHD + 2-CH 960H analog mixing Video input D:Supports 1-CH 720P/1080P IPC + 4-CH 960H/D1/CIF Video input E:Supports 1-CH 720P/1080P IPC + 4-CH 720P AHD Video input
	Video Output	1 Channels (Rear Panel on RJ45&AV-OUT Port)
	Video Display	Single picture, 1~5 pictures
	Signal System	PAL / NTSC ( PAL@100 frame 720P/sec; NTSC@120 frame 720P/sec )
	Image Compression	H.264 Main profile
Audio	Audio Input	4 Channels
	Audio Output	1 Channel
	Record Format	Synchronized A/V recording
Alarm	Alarm Input	4 Channels, Select Trigger for either less than 1VDC or greater than 5VDC
Alarm	Alarm Output	2 Channel, 12V output
Communication Ports	RS485	1 Port for PTZ control or Data Device usage
	RS232	1 Port for communication or data usage
	RJ45 Network	1 Port of RJ45, For connection to an IP camera with maximum of 1080P
	USB	1 Ports for USB 2.0, download video files & upgrade firmware
Wireless Communication*	3G*	3G (HSUPA / HSDPA / WCDMA / EVDO / TD-SCDMA) optional Internal module
	4G*	4G (TDD-LTE / FDD-LTE) optional module to match local cellular carrier
	Wi-Fi*	Internal Wi-Fi 802.11b/g/n ( 2.4 /5.8 Ghz) optional
GPS*	Int'l Standard GPS	Internal GPS module. Real-time geographic coordinates, speed information
G-Sensor	Internal G-Sensor	Supports 3 Axis Motion Detection with user set ranges, for X, Y and Z coordinates
Software	PC Playback	A/V, GPS, Mapview, Speed, G-Sensor, etc. files available for playback on PC. Limited playback is also available on MDVR
Software	IVMS	Wireless (require Wi-Fi or cellular Option) real-time A/V monitoring, GPS, alarms, etc.
Software Upgrade	Local or Remotely	Upgrade through the front USB2.0 or remotely via IVMS platform
Voltage Input	+8～+36V	8～36VDC Please check operational voltage of vehicle prior to the installation of the MDVR and its accessories to prevent possible damage
Voltage Output	12V	12V(+/-0.2V),Max 3A
ACC Detection	≤4V	Power-off
ACC Detection	≥6V	Power-on
Video Input Resistance	75Ω	75Ω
Video Output Voltage	2Vp-p	2VP-P CVBS output analog signal, screen input requires 75Ω resistance

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